nix: inject tool paths via ldflags

Signed-off-by: Paul Meyer <[email protected]>
edgelesssys · Jan 11, 2024 · 7c58e99 · 7c58e99
1 parent ef1df3b
commit 7c58e99
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Showing 2 changed files with 7 additions and 8 deletions.
diff --git a/cli/runtime.go b/cli/runtime.go
@@ -1,3 +1,3 @@
 package main
 
-const genpolicyPath = "genpolicy"
+var genpolicyPath = "genpolicy"
diff --git a/packages/default.nix b/packages/default.nix
@@ -44,14 +44,13 @@ rec {
       proxyVendor = true;
       vendorHash = "sha256-8j8uZ0D07l6tdAd+rpZidsdXZ0IxptfgmxaDogvbgLk=";
 
-      postPatch = ''
-        echo subsituting genpolicyPath
-        substituteInPlace cli/runtime.go \
-          --replace 'genpolicyPath = "genpolicy"' 'genpolicyPath = "${genpolicy}/bin/genpolicy"'
-      '';
-
       CGO_ENABLED = 0;
-      ldflags = [ "-s" "-w" "-buildid=" ];
+      ldflags = [
+        "-s"
+        "-w"
+        "-buildid="
+        "-X main.genpolicyPath=${genpolicy}/bin/genpolicy"
+      ];
 
       preCheck = ''
         export CGO_ENABLED=1